789C Off-Highway Truck Engine Supplement Caterpillar


Auxiliary Water Pump - Install

Usage:

789C 2BW

安装步骤

表 1
所需工具    
工具     零件号     零件名称     数量    
A     138-7573     连接支架     1    

  1. 安装前,先确认所有零部件均清洁且无异物。 检查所有 O 形密封圈和零部件有无磨损或损坏。 如有必要,请更换这些 O 形密封圈和零部件。

  1. 安装前,将 1U-6396 O 形密封圈装配膏 涂在所有 O 形密封圈上。



    图 1g00567091

  1. 如图所示,将工具 (A) 固定到辅助水泵 (7) 上。 将适当的吊具系缚在工具 (A) 上。 将吊具固定到起重装置上。 如图所示,将辅助水泵 (7) 安放在前壳体上。 辅助水泵 (7) 的重量为 39 千克 (85 磅)。

  1. 安装将辅助水泵 (7) 固定在前壳体上的五只螺栓 (24) 和垫圈。 安装将辅助水泵 (7) 固定在前壳体上的螺栓 (23) 和垫圈。



    图 2g00567088

  1. 如图放置皮带轮总成 (22) 。 安装将皮带轮总成 (22) 固定在辅助传动轴(未显示)上的八只螺栓 (21) 和垫圈。



    图 3g00567087

  1. 如图所示,安装 V 带 (17) 。 拧紧将惰轮皮带轮总成 (19) 固定在支架上的螺栓 (20) 。

  1. 有关张紧皮带的正确步骤,请参考操作和保养手册, "交流发电机和风扇皮带 - 检查/调整/更换"部分。

  1. 有关正确的皮带张紧度,请参考技术参数, "皮带张紧度图表"。

  1. 将软管组件 (18) 连接到前壳体上。



    图 4g00567086

  1. 将软管组件 (16) 连接到辅助水泵 (7) 上。



    图 5g00567084

  1. 将 O 形密封圈 (15) 和挡圈安装到管 (9) 上。



    图 6g00567082

  1. 将密封垫 (13) 安装到辅助水泵 (7) 上。 如图所示,将弯管 (11) 安放到辅助水泵 (7) 上。 安装将弯管 (11) 固定在辅助水泵 (7) 上的四只螺栓 (14) 、垫圈和螺母。



    图 7g00567081

  1. 安装将管 (9) 固定在弯管 (11) 上的两只螺栓 (10) 、垫圈和挡圈。 将软管组件 (12) 连接到弯管 (11) 上。



    图 8g00567080

  1. 将 O 形密封圈 (8) 安装到辅助水泵 (7) 上。



    图 9g00567079

  1. 如图所示,安放弯管 (5) 。 安装将弯管 (6) 固定在辅助水泵 (7) 上的四只螺栓。



    图 10g00567078

  1. 拧紧将软管 (4) 固定在弯管 (5) 和管组件 (2) 上的两个软管卡箍 (3) 。 将软管 (1) 连接到弯管 (5) 上。

  1. 盖上前发动机罩和后发动机罩。

  1. 向散热器的左侧加注冷却液。 请参考操作和保养手册, "冷却系统冷却液(ELC)- 更换"部分。

  1. 有关正确的加注容量,请参考操作和保养手册, "润滑剂粘度和加注容量"部分。

End By: 拆下止轮块。 请参考 拆卸和组装, "(前后)止轮块 - 拆除和安装"部分。

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